I'm having all the symptoms, swelling and slightly tender breast, nausea: like i have eat but when i do it doesn't go away, head ache back ache, irritable, constipated, bloated, gained about 5lbs., and starting yesterday when i wipe after peeing there is some brown but very little not even enough to make me wear a panty liner. took one hpt at day 7 and another this morning both said negative, my last period was jan 16th. and it was regular missed this months and my next one, should i get it after missing this one, is scheduled for mar.16th, been on bc for years and i'm usually regular, i've no insurance to get a blood test help?